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| author | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-11-10 15:26:39 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-11-17 11:37:39 +0300 |
| commit | 75f400b0e358b42c31162404c1e9e8511426f1e2 (patch) | |
| tree | 0c19d40353841f036e0292516f05708564147ffb | |
| parent | 4deea4cb471354a8abdeecc9a571dfdbac8c2481 (diff) | |
| download | linux-75f400b0e358b42c31162404c1e9e8511426f1e2.tar.xz | |
[media] Document the obscure dvb_frontend_reinitialise()
The dvb_frontend_reinitialise() function is a special case
used by just one frontend. Document it, for completeness.
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
| -rw-r--r-- | drivers/media/dvb-core/dvb_frontend.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/media/dvb-core/dvb_frontend.h b/drivers/media/dvb-core/dvb_frontend.h index a6bc03718b1e..7d7041a8bfea 100644 --- a/drivers/media/dvb-core/dvb_frontend.h +++ b/drivers/media/dvb-core/dvb_frontend.h @@ -694,11 +694,24 @@ extern int dvb_unregister_frontend(struct dvb_frontend *fe); extern void dvb_frontend_detach(struct dvb_frontend *fe); -extern void dvb_frontend_reinitialise(struct dvb_frontend *fe); extern int dvb_frontend_suspend(struct dvb_frontend *fe); extern int dvb_frontend_resume(struct dvb_frontend *fe); /** + * dvb_frontend_reinitialise() - forces a reinitialisation at the frontend + * + * @fe: pointer to the frontend struct + * + * Calls &dvb_frontend_ops.init() and &dvb_frontend_ops.tuner_ops.init(), + * and resets SEC tone and voltage (for Satellite systems). + * + * NOTE: Currently, this function is used only by one driver (budget-av). + * It seems to be due to address some special issue with that specific + * frontend. + */ +void dvb_frontend_reinitialise(struct dvb_frontend *fe); + +/** * dvb_frontend_sleep_until() - Sleep for the amount of time given by * add_usec parameter * |